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CVE-2025-59947

NanoMQ has Buffer Overflow

Published: Dec 15, 2025Updated: Jan 30, 2026 Sources: CVE List NVDCWE-120
NVD MITRE
9.0CVSSCRITICAL
EPSS Score
0.3%
Top 81.2%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

NanoMQ is a messaging broker/bus for IoT Edge & SDV. Versions prior to 0.24.4 have a buffer overflow case while the PUBLISH packets trigger both shared subscription and vanila subscription. This is fixed in version 0.24.4. As a workaround, disable shared subscription.

CVSS Vector Breakdown

AV:NAC:LPR:LUI:RS:CC:HI:HA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:LPrivileges Required
Low
UI:RUser Interaction
Required
Scope
S:CScope
Changed
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

CWE-120

Affected Products

nanomqnanomq
On-prem
Networking Infrastructure / network-management
nanomqemqx
Mixed
Cloud & SaaS / api-gateway
nanomqoss-projectCNNetworking Infrastructureaka nanomq, nanonng
emqxcommercialCNCloud & SaaS

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

Official Patch Available

MITRE ATT&CK

2 techniques
Initial Access
Privilege Escalation
View detailed technique mapping

References

https://github.com/nanomq/nanomq/security/advisories/GHSA-98f4-cmg8-x7f3
github.com
https://github.com/nanomq/nanomq/issues/2110
github.com
https://github.com/nanomq/nanomq/commit/5f5581054bb92f102cf99251e8af2f43763d457b
github.com

Timeline

Published
Dec 15, 2025
Last Updated
Jan 30, 2026

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